30231729

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 53778816

約数和(自身を除く): 23547087

約数列:

[1, 3, 9, 11, 17, 23, 33, 51, 69, 71, 99, 121, 153, 187, 207, 213, 253, 363, 391, 561, 639, 759, 781, 1089, 1173, 1207, 1633, 1683, 2057, 2277, 2343, 2783, 3519, 3621, 4301, 4899, 6171, 7029, 8349, 8591, 10863, 12903, 13277, 14697, 17963, 18513, 25047, 25773, 27761, 38709, 39831, 47311, 53889, 77319, 83283, 119493, 141933, 146047, 161667, 197593, 249849, 305371, 425799, 438141, 592779, 916113, 1314423, 1778337, 2748339, 3359081, 10077243, 30231729]

約数ペア:

[(1, 30231729), (3, 10077243), (9, 3359081), (11, 2748339), (17, 1778337), (23, 1314423), (33, 916113), (51, 592779), (69, 438141), (71, 425799), (99, 305371), (121, 249849), (153, 197593), (187, 161667), (207, 146047), (213, 141933), (253, 119493), (363, 83283), (391, 77319), (561, 53889), (639, 47311), (759, 39831), (781, 38709), (1089, 27761), (1173, 25773), (1207, 25047), (1633, 18513), (1683, 17963), (2057, 14697), (2277, 13277), (2343, 12903), (2783, 10863), (3519, 8591), (3621, 8349), (4301, 7029), (4899, 6171)]